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Finding the Fourth Proportional to 244,461.85, 366,798.11 and 132,221.09

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Solution

The fourth proportional to 244,461.85, 366,798.11 and 132,221.09 is: 198,388.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,461.85 : 366,798.11 = 132,221.09 : x
  2. Step 2: Convert to fraction form
    244,461.85/366,798.11 = 132,221.09/x
  3. Step 3: Cross multiply
    244,461.85x = 366,798.11 × 132,221.09
  4. Step 4: Simplify right side
    244,461.85x = 48,498,447,285.65
  5. Step 5: Solve for x
    x = 48,498,447,285.65/244,461.85
  6. Step 6: Final answer
    x = 198,388.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.